| Contracting Parties/Signatories | Signature | Instrument | In Force | Details |
| Austria | January 17, 2005 | Ratification: September 14, 2006 | | |
| Belgium | April 22, 2005 | | | |
| China | September 14, 2005 | | | |
| Czech Republic | October 13, 2006 | | | |
| Denmark | September 19, 2006 | | | |
| Estonia | March 30, 2006 | | | |
| Finland | September 14, 2005 | | | |
| France | January 17, 2007 | Approval: August 12, 2011 | | |
| Iceland | September 16, 2005 | | | |
| India | January 12, 2007 | | | |
| Iran (Islamic Republic of) | January 17, 2007 | Ratification: September 29, 2008 | | Details |
| Italy | | Accession: May 6, 2013 | | Details |
| Japan | January 11, 2007 | Acceptance: May 11, 2010 | | |
| Kazakhstan | | Accession: February 17, 2010 | | |
| Lebanon | November 11, 2005 | Ratification: November 21, 2008 | | |
| Madagascar | September 15, 2005 | | | |
| Mexico | September 25, 2006 | | | |
| Morocco | January 17, 2005 | | | |
| Norway | July 8, 2005 | Ratification: March 27, 2006 | | Details |
| Paraguay | September 16, 2005 | | | |
| Portugal | February 25, 2005 | Ratification: September 14, 2006 | | |
| Romania | September 14, 2005 | Ratification: February 15, 2007 | | |
| Russian Federation | December 1, 2006 | | | |
| Saudi Arabia | | Accession: September 1, 2010 | | Details |
| Senegal | September 21, 2005 | | | |
| Sierra Leone | September 21, 2006 | | | |
| Slovakia | September 15, 2005 | | | |
| Spain | | Accession: September 21, 2011 | | |
| Sweden | September 14, 2005 | Ratification: December 23, 2009 | | Details |
| Switzerland | September 19, 2006 | Ratification: April 16, 2010 | | Details |
| Timor-Leste | September 16, 2005 | | | |
| United Kingdom | September 30, 2005 | | | |